internal/trace: add license header to writer.go

Change-Id: I9f23490a565b81b155642fe301f897c1d0af03fd
Reviewed-on: https://go-review.googlesource.com/c/go/+/232810
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>

diff --git a/src/internal/trace/writer.go b/src/internal/trace/writer.go
index af5fec84fd1e6f81efb804a752f1633ae4848cc5..dd0b9f104eda8f7dcbf59e67672ec9b6e4a35ae4 100644 (file)
--- a/src/internal/trace/writer.go
+++ b/src/internal/trace/writer.go
@@ -1,3 +1,7 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package trace
 
 import "bytes"